Lesco 0-0-7 uses Pendimethalin to prevent winter weeds,
without adding unnecessary nitrogen for the dormant season. I apply 0-0-7in
October and again in January on my bermuda grass. If Lesco is not available in your area, Scott's Halts also uses Pendimethalin as the pre-emergent.

This system of lawn care has served me well by simplifying
my lawn schedule while remaining within the Environmental Protection Agency's
recommended guideline of applying no more than two applications of any
particular herbicide per year to your lawn.

To sum it up, here is my schedule for lawns in the south
that never require you to add any seed: